8 citations
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July 2020 in “The Egyptian Rheumatologist” This study found that nutritional deficiencies are common in Egyptian patients with rheumatic diseases, particularly among the elderly, and should be routinely monitored regardless of disease type or duration.
1 citations
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November 2025 in “Aging Cell” This review discusses the role of the ectodysplasin A2 receptor as a biomarker and driver of ageing related to inflammation, and its potential therapeutic implications, but reports no new clinical findings.
October 2014 in “Archives of Disease in Childhood” This case study reported that growth hormone therapy dramatically improved rickets symptoms and growth in three children with vitamin-D dependent rickets type 2 who had not responded to standard treatments.
67 citations
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August 2004 in “Endocrinology” This study identified a novel I268T mutation in the vitamin D receptor that reduces its function, contributing to hereditary vitamin D-resistant rickets, and found that a potent vitamin D analog could improve receptor function.
July 2026 in “Journal of the American Academy of Dermatology” Ritlecitinib helps adolescents with severe alopecia areata regrow scalp hair and normalize body hair and nails.
June 2026 in “British Journal of Dermatology” This study evaluated the real-world use of ritlecitinib for severe alopecia areata in the UK, reporting that 37% of patients achieved significant hair regrowth by week 36, with no serious adverse effects noted, although response varied with disease duration.
October 2024 in “Journal of the Endocrine Society” This study highlights a rare case of vitamin D-dependent rickets type 2A caused by a heterozygous mutation in the vitamin D receptor gene, emphasizing the complexity of managing this condition with high-dose calcium and vitamin D therapy.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that treatment with ritlecitinib led to significant scalp hair regrowth in patients with alopecia areata at Weeks 24 and 48, with higher response rates observed in those receiving 50 mg compared to 30 mg doses.
12 citations
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September 2014 in “Bone” This study characterized two siblings with hereditary vitamin D resistant rickets and a mutation in the vitamin D receptor, finding no immune-related disorders despite a defective T cell response to vitamin D.
4 citations
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November 2023 in “SKIN The Journal of Cutaneous Medicine” In this study, ritlecitinib, an oral JAK3/TEC inhibitor, was evaluated for safety in patients aged 12 and older with alopecia areata across four clinical trials up to 36 months, showing a safety profile with reported adverse events and lab abnormalities summarized per dosing groups.
17 citations
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April 2023 in “Cell Biology International” This review examines the role of red cell distribution width and its association with iron metabolism and other factors in diagnosing and monitoring various anemic and non-anemic conditions, reporting no new clinical findings.
18 citations
,
February 2010 in “Odontology” This report describes Rabson-Mendenhall syndrome cases in two siblings and briefly reviews the literature, highlighting insulin receptor gene mutations as the underlying cause.
76 citations
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January 1998 in “Mammalian Genome” 9 citations
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May 2002 in “PubMed” This study demonstrated that mice lacking skin-specific RXRalpha expression developed hair follicle degeneration and alopecia, indicating the importance of RXRalpha/VDR heterodimers in maintaining hair follicle homeostasis.
This study found that 4-(ethoxycarbophenyl) retinamide (RI) exhibited significantly lower acute, subacute, and chronic toxicity compared to other retinoids in mouse and rat models.
3 citations
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July 2025 in “Clinical and Experimental Dermatology” This study reported that patients with alopecia areata treated with ritlecitinib in a real-life setting had a higher rate of positive response on the Severity of Alopecia Tool score compared to those in the ALLEGRO trial.
1 citations
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January 2016 in “Journal of Nepal Paediatric Society” This case report discusses a 27-month-old girl with vitamin D-dependent rickets type II, who showed minor improvement in skeletal features and alopecia after high-dose oral calcium and vitamin D3 treatment.
6 citations
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November 2017 in “Scientific reports” This study found that a novel R343H mutation in the vitamin D receptor gene impairs its transcription activity, contributing to hereditary vitamin D-resistant rickets and alopecia in the affected family.
50 citations
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October 1986 in “European journal of pediatrics” This case study reported that absence of alopecia does not reliably predict responsiveness to vitamin D treatment in Vitamin D-dependent rickets type II, as demonstrated by a patient with normal hair growth who showed extreme resistance.
1 citations
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May 2019 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” In this study, a novel VDR gene mutation was identified in a child with HVDRR, and the researchers observed that high-dose intravenous calcium therapy led to significant and sustained improvement in rickets symptoms.
7 citations
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July 2023 in “Immunotherapy” Ritlecitinib works well and is safe for treating alopecia areata.
January 2025 in “The Journal of Dermatology” This study found that patients with severe alopecia areata are willing to accept increased risks of serious infection, cancer, and blood clots when opting for a higher dose of ritlecitinib, valuing the potential for greater hair regrowth efficacy compared to a lower dose.
June 2025 in “Acta Dermato Venereologica” Low-dose Ritlecitinib may help children with stubborn Alopecia Areata.
July 2025 in “The Journal of Dermatology” This study identified common and unexpected adverse events associated with ritlecitinib in real-world use, providing insights into its safety profile for treating severe alopecia areata.
October 2025 in “Dermatology and Therapy” This study evaluates the efficacy and safety of a higher dose (100-mg) of ritlecitinib for treating severe alopecia areata, comparing it to external and synthetic placebo control groups.
July 2025 in “Journal of the European Academy of Dermatology and Venereology” This study reports no new findings but provides corrected figures for the long-term safety and efficacy of ritlecitinib in treating alopecia areata from the ALLEGRO-LT phase 3 study.
October 2023 in “Journal of Family Medicine and Primary Care” This survey in Riyadh Province found that most participants identified malnutrition as the leading cause of iron deficiency anemia and reported symptoms like weakness and cold extremities.
82 citations
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April 2008 in “Journal of Investigative Dermatology” EDA2R gene linked to hair loss.
2 citations
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July 2015 in “Case Reports in Dermatology” In this case study, DDS treatment for LABD was complicated by hemolytic anemia and alopecia, suggesting the need for careful monitoring of these potential side effects.
1 citations
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September 2021 in “Cureus” This study found that the rs1128977 SNP in the RXRG gene may be linked to altered clinical characteristics such as higher HDL-cholesterol levels and increased body mass index in individuals with dyslipidemia.